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The author:(作者)归海一刀
published in(发表于) 2014/1/30 1:00:32
ASP.NET获取汉字拼音的首字母_[Asp.Net教程]

#region GetChineseSpell获取汉字拼音的第一个字母
//获取汉字拼音的第一个字母
static public string GetChineseSpell(string strText)
{
int len = strText.Length;
string myStr = "";
for (int i = 0; i < len; i++)
{
myStr += getSpell(strText.Substring(i, 1));
}
return myStr;
}

static public string[] GetChineseSpell(string[] strText)
{
int len = strText.Length;
string[] myStr = null;
for (int i = 0; i < len; i++)
{
myStr[i] = getSpell(strText[i]);
}
return myStr;
}

static public string getSpell(string cnChar)
{
byte[] arrCN = Encoding.Default.GetBytes(cnChar);
if (arrCN.Length > 1)
{
int area = (short)arrCN[0];
int pos = (short)arrCN[1];
int code = (area << 8) + pos;
int[] areacode = { 45217, 45253, 45761, 46318, 46826, 47010, 47297, 47614, 48119, 48119, 49062, 49324, 49896, 50371, 50614, 50622, 50906, 51387, 51446, 52218, 52698, 52698, 52698, 52980, 53689, 54481 };
for (int i = 0; i < 26; i++)
{
int max = 55290;
if (i != 25) max = areacode[i + 1];
if (areacode[i] <= code && code < max)
{
return Encoding.Default.GetString(new byte[] { (byte)(65 + i) });
}
}
return "*";
}
else return cnChar;
}
#endregion

来源：http://www.cnblogs.com/hakuci

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